Hello Aribert,
How does the pilot bearing in the flywheel look?
Dave Connitt
Sent from my iPhone
> On Feb 18, 2023, at 2:12 AM, Paul Tegler <ptegler@verizon.net> wrote:
>
> having rebuilt at least 15+ Spit/GT6 boxes, I can say I've never heard a
> 'screech' as an issue with these boxes.
> You only need to be about 1/2-2/3 a qt low for the O/D to drop out (assuming
> a D -type here?)
> when you say 'launch' ...my minds eye reads 'hard dump from a stand still'.
> I'm hoping you're simply 'short-handing' starting off from a standstill.
>
> If it's only in first gear, a very high load is being placed on the bush in
> the ass end of the crank which is only oiled bronze.
> If it's the tranny.... cold on the bench... you can chuck on a big 1/2"
> electric drill to spin up the tranny. If anything... dry bearings created
> the 'screech' befor they became saturated in oil once the tranny started
> spinning. Even 'looow' oil... as long as the level was not below the layshaft
> bearings, (barely 1 qt left) all the bearings got oiled once spun up. I'f
> you're tearing into it, replace all the bearings and synchros. Biggest effort
> will be finding goot synchros to mesh wit hthe various gears. You'll need
> more than the number need so you can mix and match and test enough that fit
> right.
> good luck.
>
> ptegler
>
>> On 2/17/2023 11:05 PM, aribert neumann wrote:
>> Greetings all:
>>
>> My Spit bodied GT6 has made a bearing noise / screech (may be a bit severe
>> of a word) on launch. This noise lasts about half way thru 1st gear but
>> beyond full clutch release. I've pulled the trans and begun to disassemble.
>> The throw out bearing feels good. The input shaft bearing feels good - I
>> was expecting this bearing to be the problem child - bearing only has 33k
>> miles on it. I've had similar bearing noise on launch on my winter car
>> (Isuzu Amigo) and the problem was the input shaft bearing. What else should
>> I be looking for, focused on, as I continue to dismantle the trans?
>>
>> Of note: the oil level in the trans dropped low enough (twice, hanging my
>> head in shame) that the OD was dropping out and reengaging.
>>
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>
> --
> Paul Tegler
> ptegler@verizon.net www.teglerizer.com
>
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